172 lines
5.6 KiB
Diff
172 lines
5.6 KiB
Diff
From ef9580ea1e2f1e57af3c7dcb0ec392ba8dbb5c8d Mon Sep 17 00:00:00 2001
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From: Alex Kiernan <alex.kiernan@gmail.com>
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Date: Tue, 10 Mar 2020 11:05:20 +0000
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Subject: [PATCH] Handle missing gshadow
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gshadow usage is now present in the userdb code. Mask all uses of it to
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allow compilation on musl
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Upstream-Status: Inappropriate [musl specific]
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Signed-off-by: Alex Kiernan <alex.kiernan@gmail.com>
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---
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src/shared/group-record-nss.c | 20 ++++++++++++++++++++
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src/shared/group-record-nss.h | 4 ++++
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src/shared/userdb.c | 6 ++++++
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3 files changed, 30 insertions(+)
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diff --git a/src/shared/group-record-nss.c b/src/shared/group-record-nss.c
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index 77924f1c4067..c64490253ff3 100644
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--- a/src/shared/group-record-nss.c
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+++ b/src/shared/group-record-nss.c
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@@ -19,8 +19,10 @@ int nss_group_to_group_record(
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if (isempty(grp->gr_name))
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return -EINVAL;
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+#if ENABLE_GSHADOW
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if (sgrp && !streq_ptr(sgrp->sg_namp, grp->gr_name))
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return -EINVAL;
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+#endif
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g = group_record_new();
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if (!g)
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@@ -36,6 +38,7 @@ int nss_group_to_group_record(
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g->gid = grp->gr_gid;
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+#if ENABLE_GSHADOW
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if (sgrp) {
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if (hashed_password_valid(sgrp->sg_passwd)) {
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g->hashed_password = strv_new(sgrp->sg_passwd);
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@@ -51,6 +54,7 @@ int nss_group_to_group_record(
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if (!g->administrators)
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return -ENOMEM;
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}
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+#endif
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r = json_build(&g->json, JSON_BUILD_OBJECT(
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JSON_BUILD_PAIR("groupName", JSON_BUILD_STRING(g->group_name)),
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@@ -76,6 +80,7 @@ int nss_sgrp_for_group(const struct group *grp, struct sgrp *ret_sgrp, char **re
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assert(ret_sgrp);
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assert(ret_buffer);
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+#if ENABLE_GSHADOW
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for (;;) {
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_cleanup_free_ char *buf = NULL;
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struct sgrp sgrp, *result;
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@@ -104,6 +109,9 @@ int nss_sgrp_for_group(const struct group *grp, struct sgrp *ret_sgrp, char **re
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buflen *= 2;
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buf = mfree(buf);
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}
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+#else
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+ return -ESRCH;
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+#endif
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}
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int nss_group_record_by_name(const char *name, GroupRecord **ret) {
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@@ -111,7 +119,9 @@ int nss_group_record_by_name(const char *name, GroupRecord **ret) {
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struct group grp, *result;
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bool incomplete = false;
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size_t buflen = 4096;
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+#if ENABLE_GSHADOW
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struct sgrp sgrp;
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+#endif
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int r;
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assert(name);
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@@ -141,6 +151,7 @@ int nss_group_record_by_name(const char *name, GroupRecord **ret) {
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buf = mfree(buf);
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}
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+#if ENABLE_GSHADOW
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r = nss_sgrp_for_group(result, &sgrp, &sbuf);
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if (r < 0) {
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log_debug_errno(r, "Failed to do shadow lookup for group %s, ignoring: %m", result->gr_name);
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@@ -148,6 +159,9 @@ int nss_group_record_by_name(const char *name, GroupRecord **ret) {
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}
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r = nss_group_to_group_record(result, r >= 0 ? &sgrp : NULL, ret);
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+#else
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+ r = nss_group_to_group_record(result, NULL, ret);
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+#endif
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if (r < 0)
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return r;
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@@ -160,7 +174,9 @@ int nss_group_record_by_gid(gid_t gid, GroupRecord **ret) {
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struct group grp, *result;
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bool incomplete = false;
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size_t buflen = 4096;
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+#if ENABLE_GSHADOW
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struct sgrp sgrp;
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+#endif
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int r;
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assert(ret);
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@@ -188,6 +204,7 @@ int nss_group_record_by_gid(gid_t gid, GroupRecord **ret) {
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buf = mfree(buf);
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}
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+#if ENABLE_GSHADOW
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r = nss_sgrp_for_group(result, &sgrp, &sbuf);
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if (r < 0) {
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log_debug_errno(r, "Failed to do shadow lookup for group %s, ignoring: %m", result->gr_name);
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@@ -195,6 +212,9 @@ int nss_group_record_by_gid(gid_t gid, GroupRecord **ret) {
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}
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r = nss_group_to_group_record(result, r >= 0 ? &sgrp : NULL, ret);
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+#else
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+ r = nss_group_to_group_record(result, NULL, ret);
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+#endif
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if (r < 0)
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return r;
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diff --git a/src/shared/group-record-nss.h b/src/shared/group-record-nss.h
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index 38b2995178ff..d7d95c44cf11 100644
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--- a/src/shared/group-record-nss.h
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+++ b/src/shared/group-record-nss.h
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@@ -2,7 +2,11 @@
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#pragma once
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#include <grp.h>
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+#if ENABLE_GSHADOW
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#include <gshadow.h>
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+#else
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+struct sgrp;
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+#endif
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#include "group-record.h"
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diff --git a/src/shared/userdb.c b/src/shared/userdb.c
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index 92f8796768d7..5d912862f85c 100644
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--- a/src/shared/userdb.c
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+++ b/src/shared/userdb.c
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@@ -924,13 +924,16 @@ int groupdb_iterator_get(UserDBIterator *iterator, GroupRecord **ret) {
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if (gr) {
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_cleanup_free_ char *buffer = NULL;
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bool incomplete = false;
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+#if ENABLE_GSHADOW
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struct sgrp sgrp;
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+#endif
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if (streq_ptr(gr->gr_name, "root"))
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iterator->synthesize_root = false;
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if (gr->gr_gid == GID_NOBODY)
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iterator->synthesize_nobody = false;
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+#if ENABLE_GSHADOW
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r = nss_sgrp_for_group(gr, &sgrp, &buffer);
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if (r < 0) {
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log_debug_errno(r, "Failed to acquire shadow entry for group %s, ignoring: %m", gr->gr_name);
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@@ -938,6 +941,9 @@ int groupdb_iterator_get(UserDBIterator *iterator, GroupRecord **ret) {
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}
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r = nss_group_to_group_record(gr, r >= 0 ? &sgrp : NULL, ret);
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+#else
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+ r = nss_group_to_group_record(gr, NULL, ret);
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+#endif
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if (r < 0)
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return r;
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--
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2.17.1
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